member now in session user and member isAdmin
merge Nicole's changes
fixed test
Merge pull request #91 from NicoleRauch/master

Beim Ändern der Mailadresse im Profil werden jetzt die Gruppen-Subskriptionen auch umgestellt
groups now only for submitted members / edit only for admins
merge and group editing safety
layout
members pages secured from editing
Merge pull request #92 from leider/master

Admin Rechte eingebaut
Added newline to end of file to make Github happy.
Merge remote-tracking branch 'upstream/master'